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/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or 
 *   without modification, are permitted (subject to the limitations 
 *   in the disclaimer below) provided that the following conditions 
 *   are met:
 *
 *   * Redistributions of source code must retain the above copyright 
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above 
 *     copyright notice, this list of conditions and the following 
 *     disclaimer in the documentation and/or other materials 
 *     provided with the distribution.
 *
 *   * Neither the name of Qualcomm Atheros nor the names of 
 *     its contributors may be used to endorse or promote products 
 *     derived from this software without specific prior written 
 *     permission.
 *
 *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE 
 *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE 
 *   COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot; AND ANY EXPRESS OR 
 *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 
 *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   int6keth.c - Atheros Ethernet PHY Settings;
 *
 *
 *   Contributor(s):
 *      Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *      Matthieu Poullet &lt;m.poullet@avm.de&gt;
 *
 *--------------------------------------------------------------------*/

/*====================================================================*&quot;
 *   system header files;
 *--------------------------------------------------------------------*/

#include &lt;unistd.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;stdint.h&gt;

/*====================================================================*
 *   custom header files;
 *--------------------------------------------------------------------*/

#include &quot;../tools/getoptv.h&quot;
#include &quot;../tools/putoptv.h&quot;
#include &quot;../tools/memory.h&quot;
#include &quot;../tools/number.h&quot;
#include &quot;../tools/symbol.h&quot;
#include &quot;../tools/types.h&quot;
#include &quot;../tools/flags.h&quot;
#include &quot;../tools/files.h&quot;
#include &quot;../tools/error.h&quot;
#include &quot;../plc/plc.h&quot;
#include &quot;../ether/channel.h&quot;
#include &quot;../mme/mme.h&quot;

/*====================================================================*
 *   custom source files;
 *--------------------------------------------------------------------*/

#ifndef MAKEFILE
#include &quot;../mme/UnwantedMessage.c&quot;
#include &quot;../plc/Devices.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../tools/assist.c&quot;
#include &quot;../tools/error.c&quot;
#include &quot;../tools/codelist.c&quot;
#include &quot;../tools/getoptv.c&quot;
#include &quot;../tools/putoptv.c&quot;
#include &quot;../tools/version.c&quot;
#include &quot;../tools/uintspec.c&quot;
#include &quot;../tools/hexdump.c&quot;
#include &quot;../tools/hexencode.c&quot;
#include &quot;../tools/hexdecode.c&quot;
#include &quot;../tools/hexstring.c&quot;
#include &quot;../tools/todigit.c&quot;
#include &quot;../tools/checkfilename.c&quot;
#include &quot;../tools/checksum32.c&quot;
#include &quot;../tools/fdchecksum32.c&quot;
#include &quot;../tools/strfbits.c&quot;
#include &quot;../tools/typename.c&quot;
#include &quot;../tools/lookup.c&quot;
#include &quot;../tools/synonym.c&quot;
#include &quot;../tools/uintspec.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../ether/openchannel.c&quot;
#include &quot;../ether/closechannel.c&quot;
#include &quot;../ether/readpacket.c&quot;
#include &quot;../ether/sendpacket.c&quot;
#include &quot;../ether/channel.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../mme/MMECode.c&quot;
#include &quot;../mme/EthernetHeader.c&quot;
#include &quot;../mme/QualcommHeader.c&quot;
#endif

/*====================================================================*
 *   program constants;
 *--------------------------------------------------------------------*/

#define MCONTROL_READ 	0x00
#define MCONTROL_WRITE 	0x01
#define ETH_PORT 0

#define NEGOTIATE 	SIZEOF (negotiate)
#define SPEEDS  	SIZEOF (speeds)
#define DUPLEX 		SIZEOF (duplex)
#define CONTROL 	SIZEOF (control)
#define ADVCAP 		SIZEOF (advcap)

static struct _code_ const negotiate [] =

{
	{
		0,
		&quot;Off&quot;
	},
	{
		1,
		&quot;On&quot;
	}
};

static struct _code_ const speeds [] =

{
	{
		0,
		&quot;10&quot;
	},
	{
		1,
		&quot;100&quot;
	},
	{
		2,
		&quot;1000&quot;
	}
};

static struct _code_ const duplex [] =

{
	{
		0,
		&quot;Half&quot;
	},
	{
		1,
		&quot;Full&quot;
	}
};

static struct _code_ const control [] =

{
	{
		0,
		&quot;Off&quot;
	},
	{
		1,
		&quot;Tx&quot;
	},
	{
		2,
		&quot;Rx&quot;
	},
	{
		3,
		&quot;On&quot;
	}
};

static struct _code_ const advcap [] =

{
	{
		1,
		&quot;100Full&quot;
	},
	{
		2,
		&quot;100Half&quot;
	},
	{
		4,
		&quot;10Full&quot;
	},
	{
		8,
		&quot;10Half&quot;
	},
	{
		16,
		&quot;1000Full&quot;
	}
};

#define RATES SIZEOF (rates)
#define MODES SIZEOF (modes)
#define LINKS SIZEOF (links)
#define FLOWS SIZEOF (flows)

static char const * rates [] =

{
	&quot;10&quot;,
	&quot;100&quot;,
	&quot;1000&quot;
};

static char const * modes [] =

{
	&quot;Half&quot;,
	&quot;Full&quot;
};

static char const * links [] =

{
	&quot;Unknown&quot;,
	&quot;Off&quot;,
	&quot;On&quot;
};

static char const * flows [] =

{
	&quot;Off&quot;,
	&quot;Tx&quot;,
	&quot;Rx&quot;,
	&quot;On&quot;
};

/*====================================================================*
 *   program variables;
 *--------------------------------------------------------------------*/

#ifndef __GNUC__
#pragma pack (push,1)
#endif

typedef struct __packed phy_settings

{
	uint8_t MCONTROL;
	uint8_t AUTONEGOTIATE;
	uint8_t ADVCAPS;
	uint8_t ESPEED;
	uint8_t EDUPLEX;
	uint8_t EFLOWCONTROL;
}

phy_settings;
typedef struct __packed phy_readings

{
	uint8_t MSTATUS;
	uint8_t ESPEED;
	uint8_t EDUPLEX;
	uint8_t ELINKSTATUS;
	uint8_t EFLOWCONTROL;
}

phy_readings;

#ifndef __GNUC__
#pragma pack (pop)
#endif

/*====================================================================*
 *
 *   signed PHYSettings (struct channel * channel, struct phy_settings * settings, flag_t flags);
 *
 *   plc.h
 *
 *   read and display Ethernet PHY settings or write then read and
 *   display settings;
 *
 *
 *   Contributor(s):
 *      Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

signed PHYSettings (struct channel * channel, struct phy_settings * settings, flag_t flags)

{
	struct message message;
	signed packetsize;

#ifndef __GNUC__
#pragma pack (push,1)
#endif

	struct __packed vs_enet_settings_request
	{
		struct ethernet_hdr ethernet;
		struct qualcomm_hdr qualcomm;
		uint8_t MCONTROL;
		uint8_t AUTONEGOTIATE;
		uint8_t ADVCAPS;
		uint8_t ESPEED;
		uint8_t EDUPLEX;
		uint8_t EFLOWCONTROL;
	}
	* request = (struct vs_enet_settings_request *) (&amp;message);
	struct __packed vs_enet_settings_confirm
	{
		struct ethernet_hdr ethernet;
		struct qualcomm_hdr qualcomm;
		uint8_t MSTATUS;
		uint8_t ESPEED;
		uint8_t EDUPLEX;
		uint8_t ELINKSTATUS;
		uint8_t EFLOWCONTROL;
	}
	* confirm = (struct vs_enet_settings_confirm *) (&amp;message);

#ifndef __GNUC__
#pragma pack (pop)
#endif

	char address [ETHER_ADDR_LEN * 3];
	memset (&amp;message, 0, sizeof (message));
	EthernetHeader (&amp;request-&gt;ethernet, channel-&gt;peer, channel-&gt;host, channel-&gt;type);
	QualcommHeader (&amp;request-&gt;qualcomm, 0, (VS_ENET_SETTINGS | MMTYPE_REQ));
	request-&gt;MCONTROL = settings-&gt;MCONTROL;
	request-&gt;AUTONEGOTIATE = settings-&gt;AUTONEGOTIATE;
	request-&gt;ADVCAPS = settings-&gt;ADVCAPS;
	request-&gt;ESPEED = settings-&gt;ESPEED;
	request-&gt;EDUPLEX = settings-&gt;EDUPLEX;
	request-&gt;EFLOWCONTROL = settings-&gt;EFLOWCONTROL;
	if (sendpacket (channel, &amp;message, (ETHER_MIN_LEN - ETHER_CRC_LEN)) &lt; 0)
	{
		error (1, errno, CHANNEL_CANTSEND);
	}
	while ((packetsize = readpacket (channel, &amp;message, sizeof (message))) &gt; 0)
	{
		if (UnwantedMessage (&amp;message, packetsize, 0, (VS_ENET_SETTINGS | MMTYPE_CNF)))
		{
			continue;
		}
		if ((confirm-&gt;MSTATUS == 1) || (confirm-&gt;MSTATUS == 3))
		{
			error (0, 0, &quot;%s: %s (0x%0X): &quot;, PLC_WONTDOIT, MMECode (confirm-&gt;qualcomm.MMTYPE, confirm-&gt;MSTATUS), confirm-&gt;MSTATUS);
			continue;
		}
		if (_anyset (flags, PLC_ANALYSE))
		{
			printf (&quot;Bits Mode Link Flow\n&quot;);
			printf (&quot;%4d &quot;, confirm-&gt;ESPEED);
			printf (&quot;%4d &quot;, confirm-&gt;EDUPLEX);
			printf (&quot;%4d &quot;, confirm-&gt;ELINKSTATUS);
			printf (&quot;%4d\n&quot;, confirm-&gt;EFLOWCONTROL);
		}
		else
		{
			printf (&quot;%s %s &quot;, channel-&gt;ifname, hexstring (address, sizeof (address), channel-&gt;host, sizeof (channel-&gt;host)));
			printf (&quot;Speed=%s &quot;, rates [confirm-&gt;ESPEED]);
			printf (&quot;Duplex=%s &quot;, modes [confirm-&gt;EDUPLEX]);
			printf (&quot;LinkStatus=%s &quot;, links [confirm-&gt;ELINKSTATUS]);
			printf (&quot;FlowControl=%s\n&quot;, flows [confirm-&gt;EFLOWCONTROL]);
		}
	}
	if (packetsize &lt; 0)
	{
		error (1, errno, CHANNEL_CANTREAD);
	}
	return (0);
}

/*====================================================================*
 *
 *   int main (int argc, char const * argv[]);
 *
 *   parse command line, populate plc structure and perform selected
 *   operations; show help summary if asked; see getoptv and putoptv
 *   to understand command line parsing and help summary display; see
 *   plc.h for the definition of struct plc;
 *
 *   the command line accepts multiple MAC addresses and the program
 *   performs the specified operations on each address, in turn; the
 *   address order is significant but the option order is not; the
 *   default address is a local broadcast that causes all devices on
 *   the local H1 interface to respond but not those at the remote
 *   end of the powerline;
 *
 *   the default address is 00:B0:52:00:00:01; omitting the address
 *   will automatically address the local device; some options will
 *   cancel themselves if this makes no sense;
 *
 *   the default interface is eth1 because most people use eth0 as
 *   their principle network connection; you can specify another
 *   interface with -i or define environment string PLC to make
 *   that the default interface and save typing;
 *
 *
 *--------------------------------------------------------------------*/

int main (int argc, char const * argv [])

{
	extern struct channel channel;
	static char const * optv [] =
	{
		&quot;a:d:ef:i:n:p:qrs:tvw&quot;,
		&quot;device [device] [...] [&gt; stdout]&quot;,
		&quot;Qualcomm Atheros Ethernet PHY Settings&quot;,
		&quot;a s\tadvertise capabilities as (s) ['1000Full'|'100Full'|'100Half'|10Full'|'10Half']&quot;,
		&quot;d s\tduplex setting is (s) ['half'|'full']&quot;,
		&quot;e\tredirect stderr to stdout&quot;,
		&quot;f s\tflow control is (s) ['on'|'tx'|'rx'|'off']&quot;,

#if defined (WINPCAP) || defined (LIBPCAP)

		&quot;i n\thost interface is (n) [&quot; LITERAL (CHANNEL_ETHNUMBER) &quot;]&quot;,

#else

		&quot;i s\thost interface is (s) [&quot; LITERAL (CHANNEL_ETHDEVICE) &quot;]&quot;,

#endif

		&quot;n s\tauto-negotiate mode is (s) ['on'|'off']&quot;,
		&quot;p n\tport number is (n) [&quot; LITERAL (ETH_PORT) &quot;]&quot;,
		&quot;q\tquiet mode&quot;,
		&quot;r\tread settings instead of write settings&quot;,
		&quot;s s\ttransmission speed in mbps is (s) ['10'|'100'|'1000']&quot;,
		&quot;v\tverbose mode&quot;,
		&quot;w\twrite settings instead of read settings&quot;,
		(char const *) (0)
	};
	struct phy_settings settings =
	{
		0,
		1,
		0,
		0,
		0,
		0
	};
	flag_t flags = (flag_t)(0);
	signed c;
	if (getenv (PLCDEVICE))
	{

#if defined (WINPCAP) || defined (LIBPCAP)

		channel.ifindex = atoi (getenv (PLCDEVICE));

#else

		channel.ifname = strdup (getenv (PLCDEVICE));

#endif

	}
	optind = 1;
	while ((c = getoptv (argc, argv, optv)) != -1)
	{
		switch (c)
		{
		case 'a':
			if ((c = lookup (optarg, advcap, ADVCAP)) == -1)
			{
				assist (optarg, &quot;capability&quot;, advcap, ADVCAP);
			}
			settings.ADVCAPS |= (uint8_t)(c);
			break;
		case 'd':
			if ((c = lookup (optarg, duplex, DUPLEX)) == -1)
			{
				assist (optarg, &quot;duplex&quot;, duplex, DUPLEX);
			}
			settings.EDUPLEX = (uint8_t)(c);
			break;
		case 'e':
			dup2 (STDOUT_FILENO, STDERR_FILENO);
			break;
		case 'f':
			if ((c = lookup (optarg, control, CONTROL)) == -1)
			{
				assist (optarg, &quot;control&quot;, control, CONTROL);
			}
			settings.EFLOWCONTROL = (uint8_t)(c);
			break;
		case 'n':
			if ((c = lookup (optarg, negotiate, NEGOTIATE)) == -1)
			{
				assist (optarg, &quot;auto-negotiate&quot;, negotiate, NEGOTIATE);
			}
			settings.AUTONEGOTIATE = (uint8_t)(c);
			break;
		case 's':
			if ((c = lookup (optarg, speeds, SPEEDS)) == -1)
			{
				assist (optarg, &quot;speed&quot;, speeds, SPEEDS);
			}
			settings.ESPEED = (uint8_t)(c);
			break;
		case 't':
			_setbits (flags, PLC_ANALYSE);
			break;
		case 'i':

#if defined (WINPCAP) || defined (LIBPCAP)

			channel.ifindex = atoi (optarg);

#else

			channel.ifname = optarg;

#endif

			break;
		case 'p':
			settings.MCONTROL &amp;= 0x0F;
			settings.MCONTROL |= (unsigned)(uintspec (optarg, 0, 7)) &lt;&lt; 4;
			break;
		case 'q':
			_setbits (channel.flags, CHANNEL_SILENCE);
			break;
		case 'r':
			settings.MCONTROL &amp;= 0xF0;
			settings.MCONTROL |= 0x00;
			break;
		case 'v':
			_setbits (channel.flags, CHANNEL_VERBOSE);
			break;
		case 'w':
			settings.MCONTROL &amp;= 0xF0;
			settings.MCONTROL |= 0x01;
			break;
		default:
			break;
		}
	}
	argc -= optind;
	argv += optind;
	openchannel (&amp;channel);
	if (!argc)
	{
		PHYSettings (&amp;channel, &amp;settings, flags);
	}
	while ((argc) &amp;&amp; (* argv))
	{
		if (!hexencode (channel.peer, sizeof (channel.peer), synonym (* argv, devices, SIZEOF (devices))))
		{
			error (1, errno, PLC_BAD_MAC, * argv);
		}
		PHYSettings (&amp;channel, &amp;settings, flags);
		argc--;
		argv++;
	}
	closechannel (&amp;channel);
	exit (0);
}


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